For Fresh Air: Blueair Blue Pure 411 Auto Small Room Air Purifier Invest in some fresh air this new year, and get the Blueair Blue Pure 411 Auto Small Room Air Purifier ($110, originally $140). The bestselling device is automatic, and will sense your air quality and work on demand. Image Source: amazon.com Blueair Blue Pure 411 Auto Small Room Air Purifier $110 from amazon.com Buy Now